Hardware Spec Index

Zephyra PW-4448 Max 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW4448-MAX · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index1,857 (Power Supplies scale)
Category rank#49,751
Street price$149
Power850 W (rated)
Performance per dollar12.46
Released2025

Specifications

BrandZephyra
ModelZephyra PW-4448 Max
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-2262 Max 750W 80 PLUS Gold ATX 3.0 Power Supply1,355$89Compare
Caldera PW-2168 Core 1000W 80 PLUS Gold ATX 3.0 Power Supply2,389$249Compare
Teralux PW-5263 Plus 1200W 80 PLUS Titanium ATX Power Supply2,591$349Compare
Vantrel PW-8595 SE 850W 80 PLUS Gold ATX 3.1 Power Supply1,711$159Compare
Teralux PW-2521 Core 1000W 80 PLUS Gold ATX 3.0 Power Supply1,937$149Compare
Vantrel PW-2863 Prime 750W 80 PLUS Gold ATX 3.0 Power Supply1,530$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-4448 Max 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/87631734 (accessed 2026-10-24).